GRUÑON II
ESP FIRST 31.7Sail number ESP/AUT31
GPH
673.3
OSN
653.4
LOA
9.49 m
Displacement
3809 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.599
Medium
0.8186
High
0.9364
Triple Offshore
Low
0.7738
Medium
1.0088
High
1.1249
Boat Specifications
Dimensions
- Length overall
- 9.49 m
- Beam
- 3.22 m
- Draft
- 1.93 m
- Displacement
- 3809 kg
- Crew weight
- 395 kg
- Wetted surface
- 22.17 m²
Sails
- Mainsail
- 25.75 m²
- Genoa
- 27.9 m²
- Spinnaker
- 64.28 m²
- Asymmetric spinnaker
- 57.96 m²
Design
- Type
- FIRST 31.7
- Builder
- BENETEAU
- Designer
- FINOT
- Year built
- 1998
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.85 | 5.12 | 5.34 | 5.28 | 5.23 | 5.07 | 4.58 | 3.85 |
| 8 | 5.73 | 6.01 | 6.23 | 6.25 | 6.32 | 6.17 | 5.63 | 4.88 |
| 10 | 6.36 | 6.56 | 6.72 | 6.83 | 6.91 | 6.83 | 6.5 | 5.8 |
| 12 | 6.65 | 6.82 | 6.99 | 7.12 | 7.28 | 7.22 | 6.98 | 6.55 |
| 14 | 6.74 | 6.94 | 7.18 | 7.28 | 7.63 | 7.62 | 7.34 | 6.97 |
| 16 | 6.78 | 6.99 | 7.31 | 7.52 | 7.96 | 8.04 | 7.76 | 7.31 |
| 20 | 6.76 | 7 | 7.38 | 7.88 | 8.37 | 8.78 | 8.71 | 8.11 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.17 | 146° | 3.33 |
| 8 | 40.9° | 3.83 | 150° | 4.23 |
| 10 | 40.5° | 4.33 | 151° | 5.02 |
| 12 | 39.8° | 4.62 | 157° | 5.75 |
| 14 | 39.4° | 4.72 | 178° | 6.37 |
| 16 | 39.4° | 4.74 | 180° | 6.84 |
| 20 | 40.1° | 4.69 | 180° | 7.52 |
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